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Farnell Imperial Series IMD-1000AP Service Manual

Summary of Imperial Series IMD-1000AP

  • Page 1

    S s e e r r v v i i c c e e m m a a n n u u a a l l imperial series model ：imp-425/525/625/825/1000ap imd-425/525/625/825/1000ap imp-1025/1200/1500/2000ap imd-1025/1200/1500/2000ap.

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    1 contents of service manual 1. Safety precautions ------------------------------------------------------------------ 2 1.1 service warnings ----------------------------------------------------------------- 2 1.2 important safety instructions --------------------------------------------------- 2 2. ...

  • Page 3

    2 1. Safety precautions 1.1 service warnings * the ups contains voltages what are potentially hazardous. All repairs should be performed by qualified service person. * the ups has its own internal energy source (battery). The output receptacles may be alive even when the ups is not connected to an a...

  • Page 4

    3 2. General information 2.1 outline the imperial series are advanced line-interactive simulated sine wave uninterruptible power systems (ups) designed to prevent spikes, surges, sags, transients and blackouts from reaching your sensitive equipment. Your equipment may include such items as computers...

  • Page 5

    4 ups provides significant savings and gives the ups an almost unlimited life. You can replace the battery very easily, and without turning off your ups or the equipment it is protecting. Advanced interface to communicate with computer：many ups’s provide only a basic power failure warning. These mod...

  • Page 6

    5 3. Specifications 3.1 electrical specifications battery output rating product name frequency (hz) rated voltage (v) capacity (w) 100 / 110 / 115 / 120v imp/imd-425ap 50/60 220 / 230 / 240v 255w 100 / 110 / 115 / 120v imp/imd-525ap 50/60 220 / 230 / 240v 315w 100 / 110 / 115 / 120v imp/imd-625ap 50...

  • Page 7

    6 wave form ac mode sine wave back up mode step wave transfer time power failure ac ⇒ inverter 4 ms (typical) spike/surge protection version continuous single pulse 8/20us voltage vrms imax joules 100/110/115/120v 175v 6,000a 1050max. 220/230/240v 385v 6,000a 1050max. Audible alarm battery discharge...

  • Page 8

    7 3.2 mechanical specifications: product name dimensions weight (kg) w × d × h (mm) net shipping imp/imd-425ap 105*334*168 5.8 6.3 imp/imd-525ap 105*334*168 5.8 6.3 imp/imd-625ap 105*334*168 6.3 6.8 imp/imd-825ap 105*334*168 6.4 6.9 imp/imd-1000ap 105*334*168 6.5 7.0 imp/imd-1025ap 130*382*192 13.4 ...

  • Page 9

    8 4. Communications interface the communication port on the rear panel of the ups allows for connection to a host computer. When used with upsmon communication software you will have access to important operating information. From your computer screen, you can monitor input/output voltage, ac freque...

  • Page 10

    9 dsub9 pin assignments: pin no. Rs-232 signal contact closure signal 1 2 tx (ups > computer) 3 rd (computer > ups) shut down 4 +12v (computer > ups) 5 gnd gnd 6 ac failure 7 -12v (computer > ups) 8 battery low 9 tx (short with pin2 ).

  • Page 11

    10 5. Battery replace procedure changing the batteries in your ups is a safe and easy procedure. Since the battery is not isolated from the ac input, you must power off your ups and unplug the power cord before proceeding the following procedure. 5.1 replacement procedure for imp/imd-425~1000ap (opt...

  • Page 12

    11 5.2 replacement procedure for imp/imd-1025~2000ap 1. Remove the screws on the battery cover. 2. Pull and open the cover. 3. Remove the screws of the battery retaining plate. 4. Pull out the battery. 5. Disconnect the two wires connecting the battery pack to the ups 6. Connect the wires to the new...

  • Page 13

    12 6. Disassembly procedure 6.1 disassembly procedure for imp/imd-425~1000ap 6.1.1 top cover removal * turn the ups off and unplug it from the utility line. * remove the 6 screws on the bottom. * open the top cover. 6.1.2 remove the battery wire * remove the black wire from pcb to battery. 6.1.3 rem...

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    13 6.2 disassembly procedure for imp/imd-1025~2000ap 6.2.1 top cover removal * remove the 8 screws on the bottom and rear panel. * take off the top cover. 6.2.2 batter removal * turn the ups off and unplug it from the utility line. * remove the front panel and disconnect the led wire. * remove the b...

  • Page 15

    14 7. Test & adjustment procedure this procedure outlines the steps to functionally test the imp/imd-425ap~2000ap models. The functional test is broken down into several sections to test each different function of the ups. 7.1 charger voltage test * plug the ups into an ac power source and turn the ...

  • Page 16

    15 7.3 transfer point test * using a variac, set the output for the rated ups's voltage. * slowly reduce the variac output while monitoring the ups's input voltage. The ups should transfer to boost when the voltage drops to the level given in the following transfer point chart. Repeat this procedure...

  • Page 17

    16 8. Function block diagram 8.1 main structure 8.2 control circuit.

  • Page 18

    17 9. Troubleshooting problem possible cause action to take switch on the display board fail replace the display pcb per battery voltage less than 9v recharge the ups at least 8 hours, or change the battery. Ups can’t turn on ( led not light) pcb failure replace the pcb battery failure replace the b...